remove solana-sdk from solana-connection-cache #12702

Job	Run time
cargo-test-sbf (token/program)	8m 36s
check	3m 25s
cargo-test-sbf (instruction-padding/program, token/program-2022, token/program-2022-test)	15m 47s
test (token/cli, token/program, token/program-2022, associated-token-account/program, instruction...	20m 55s
cargo-test-sbf (associated-token-account/program, associated-token-account/program-test)	9m 43s
test (single-pool/cli, single-pool/program)	19m 25s
cargo-test-sbf (token-upgrade/program)	11m 28s
cargo-test-sbf (feature-proposal/program)	8m 17s
test (token-upgrade/cli, token-upgrade/program)	19m 31s
cargo-test-sbf (governance/addin-mock/program, governance/program)	13m 10s
cargo-test-sbf (memo/program)	7m 59s
cargo-test-sbf (name-service/program)	9m 35s
cargo-test-sbf (stake-pool/program)	13m 33s
cargo-test-sbf (single-pool/program)	9m 36s
	2h 51m 0s

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